/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.tlf.dyjc5.servlet.system;

import com.tlf.dyjc5.service.MenuService;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.dusin.web.util.JsonUtil;
import org.springframework.context.ApplicationContext;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.web.context.support.WebApplicationContextUtils;

/**
 *
 * @author tengyu
 */
public class MenuSave extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            ApplicationContext context = WebApplicationContextUtils.getWebApplicationContext(getServletContext());
            MenuService menuService = (MenuService)context.getBean("menuServiceProxy");
            String msg = null;
            String command = request.getParameter("cmd");
            boolean result = false;
            
            String superCode = request.getParameter("currentMenuCode");
            String noStr = request.getParameter("no");
            int no;
            if(noStr!=null){
                no = Integer.parseInt(noStr);
            }else
                no=0;
                
            String name = request.getParameter("name");
            String url=request.getParameter("url");            
            String codeStr=request.getParameter("code");
            int code=1;
            if(codeStr!=null&&!"".equals(codeStr))
                code= Integer.parseInt(codeStr);
            String iconCls = request.getParameter("iconCls");
            String note=request.getParameter("note");            
            
            if ("create".equals(command)) {                
                result=menuService.add(no, name, url, code,iconCls,note,superCode);
               
            } else if ("update".equals(command)) {
                long id = Long.parseLong(request.getParameter("id"));
                result=menuService.update(id, no,name,url, code,iconCls,note);
            }
            if (result) {
                out.println(JsonUtil.createSuccessJsonResponse(msg));
            } else {
                out.print(JsonUtil.createFailureJsonResponse("数据库操作失败"));
            }

        }catch(DuplicateKeyException e ){
            String msg = e.getMessage();
            if(msg.indexOf("NAME_t_menu")!=-1)
                out.print(JsonUtil.createFailureJsonResponse("名称不能和现有数据库中的记录重复"));
        }catch(Exception e){
            out.print(JsonUtil.createFailureJsonResponse("不明操作错误"));
            e.printStackTrace();
        }finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
